From b57ef2e8fef797e68ff875df3fe6ac9bfacdee4e Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Tue, 19 Feb 2019 11:35:11 -0800
Subject: [PATCH] ircd::resource::response: Avoid call to write empty content
 here.

---
 ircd/resource.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ircd/resource.cc b/ircd/resource.cc
index 787494e62..7fb00cbbc 100644
--- a/ircd/resource.cc
+++ b/ircd/resource.cc
@@ -1071,7 +1071,9 @@ ircd::resource::response::response(client &client,
 	// All content gets sent
 	const size_t written
 	{
-		client.write_all(content)
+		size(content)?
+			client.write_all(content):
+			0
 	};
 
 	assert(written == size(content));